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  The 2019 National Hydrologic Assessment - Spring Flood Outlook has been released (3/21/19) - Visit website, story map, or download file

Hydrograph River at a Glance Download
Henrys Fork at St Anthony Stage (ft)Flow (cfs)Observed: 3.84 ft at 2:30AM Mar 21, 2019Observed: 3.84 ft at 2:45AM Mar 21, 2019Observed: 3.85 ft at 3:00AM Mar 21, 2019Observed: 3.82 ft at 3:15AM Mar 21, 2019Observed: 3.81 ft at 3:30AM Mar 21, 2019Observed: 3.83 ft at 3:45AM Mar 21, 2019Observed: 3.83 ft at 4:00AM Mar 21, 2019Observed: 3.85 ft at 4:15AM Mar 21, 2019Observed: 3.87 ft at 4:30AM Mar 21, 2019Observed: 3.85 ft at 4:45AM Mar 21, 2019Observed: 3.88 ft at 5:00AM Mar 21, 2019Observed: 3.83 ft at 5:15AM Mar 21, 2019Observed: 3.84 ft at 5:30AM Mar 21, 2019Observed: 3.84 ft at 5:45AM Mar 21, 2019Observed: 3.85 ft at 6:00AM Mar 21, 2019Observed: 3.84 ft at 6:15AM Mar 21, 2019Observed: 3.83 ft at 6:30AM Mar 21, 2019Observed: 3.82 ft at 6:45AM Mar 21, 2019Observed: 3.82 ft at 7:00AM Mar 21, 2019Observed: 3.83 ft at 7:15AM Mar 21, 2019Observed: 3.88 ft at 7:30AM Mar 21, 2019Observed: 3.84 ft at 7:45AM Mar 21, 2019Observed: 3.84 ft at 8:00AM Mar 21, 2019Observed: 3.88 ft at 8:15AM Mar 21, 2019Observed: 3.84 ft at 8:30AM Mar 21, 2019Observed: 3.84 ft at 8:45AM Mar 21, 2019Observed: 3.86 ft at 9:00AM Mar 21, 2019Observed: 3.87 ft at 9:15AM Mar 21, 2019Observed: 3.86 ft at 9:30AM Mar 21, 2019Observed: 3.86 ft at 9:45AM Mar 21, 2019Observed: 3.88 ft at 10:00AM Mar 21, 2019Observed: 3.86 ft at 10:15AM Mar 21, 2019Observed: 3.85 ft at 10:30AM Mar 21, 2019Observed: 3.87 ft at 10:45AM Mar 21, 2019Observed: 3.85 ft at 11:00AM Mar 21, 2019Observed: 3.84 ft at 11:15AM Mar 21, 2019Observed: 3.87 ft at 11:30AM Mar 21, 2019Observed: 3.83 ft at 11:45AM Mar 21, 2019Observed: 3.86 ft at 12:00PM Mar 21, 2019Observed: 3.87 ft at 12:15PM Mar 21, 2019Observed: 3.86 ft at 12:30PM Mar 21, 2019Observed: 3.87 ft at 12:45PM Mar 21, 2019Observed: 3.85 ft at 1:00PM Mar 21, 2019Observed: 3.86 ft at 1:15PM Mar 21, 2019Observed: 3.88 ft at 1:30PM Mar 21, 2019Observed: 3.91 ft at 1:45PM Mar 21, 2019Observed: 3.85 ft at 2:00PM Mar 21, 2019Observed: 3.86 ft at 2:15PM Mar 21, 2019Observed: 3.88 ft at 2:30PM Mar 21, 2019Observed: 3.86 ft at 2:45PM Mar 21, 2019Observed: 3.86 ft at 3:00PM Mar 21, 2019Observed: 3.84 ft at 3:15PM Mar 21, 2019Observed: 3.86 ft at 3:30PM Mar 21, 2019Observed: 3.82 ft at 3:45PM Mar 21, 2019Observed: 3.82 ft at 4:00PM Mar 21, 2019Observed: 3.84 ft at 4:15PM Mar 21, 2019Observed: 3.83 ft at 4:30PM Mar 21, 2019Observed: 3.86 ft at 4:45PM Mar 21, 2019Observed: 3.88 ft at 5:00PM Mar 21, 2019Observed: 3.88 ft at 5:15PM Mar 21, 2019Observed: 3.88 ft at 5:30PM Mar 21, 2019Observed: 3.86 ft at 5:45PM Mar 21, 2019Observed: 3.84 ft at 7:00PM Mar 21, 2019Observed: 3.88 ft at 7:15PM Mar 21, 2019Observed: 3.87 ft at 7:30PM Mar 21, 2019Observed: 3.85 ft at 7:45PM Mar 21, 2019Observed: 3.86 ft at 8:00PM Mar 21, 2019Observed: 3.84 ft at 8:15PM Mar 21, 2019Observed: 3.92 ft at 8:30PM Mar 21, 2019Observed: 3.87 ft at 8:45PM Mar 21, 2019Observed: 3.88 ft at 9:00PM Mar 21, 2019Observed: 3.88 ft at 9:15PM Mar 21, 2019Observed: 3.89 ft at 9:30PM Mar 21, 2019Observed: 3.89 ft at 9:45PM Mar 21, 2019Observed: 3.86 ft at 10:00PM Mar 21, 2019Observed: 3.84 ft at 10:15PM Mar 21, 2019Observed: 3.83 ft at 10:30PM Mar 21, 2019Observed: 3.82 ft at 10:45PM Mar 21, 2019Observed: 3.84 ft at 11:00PM Mar 21, 2019Observed: 3.83 ft at 11:15PM Mar 21, 2019Observed: 3.82 ft at 11:30PM Mar 21, 2019Observed: 3.82 ft at 11:45PM Mar 21, 2019Observed: 3.83 ft at 12:00AM Mar 22, 2019Observed: 3.84 ft at 12:15AM Mar 22, 2019Observed: 3.83 ft at 12:30AM Mar 22, 2019Observed: 3.85 ft at 12:45AM Mar 22, 2019Observed: 3.84 ft at 1:00AM Mar 22, 2019Observed: 3.89 ft at 1:15AM Mar 22, 2019Observed: 3.86 ft at 1:30AM Mar 22, 2019Observed: 3.91 ft at 1:45AM Mar 22, 2019Observed: 3.86 ft at 2:00AM Mar 22, 2019Observed: 3.85 ft at 2:15AM Mar 22, 2019Observed: 3.87 ft at 2:30AM Mar 22, 2019Observed: 3.84 ft at 2:45AM Mar 22, 2019Observed: 3.85 ft at 3:00AM Mar 22, 2019Observed: 3.84 ft at 3:15AM Mar 22, 2019Observed: 3.86 ft at 3:30AM Mar 22, 2019Observed: 3.88 ft at 3:45AM Mar 22, 2019Observed: 3.86 ft at 4:00AM Mar 22, 2019Observed: 3.88 ft at 4:15AM Mar 22, 2019Observed: 3.92 ft at 4:30AM Mar 22, 2019Observed: 3.87 ft at 4:45AM Mar 22, 2019Observed: 3.89 ft at 5:00AM Mar 22, 2019Observed: 3.87 ft at 5:15AM Mar 22, 2019Observed: 3.86 ft at 5:30AM Mar 22, 2019Observed: 3.86 ft at 5:45AM Mar 22, 2019Observed: 3.88 ft at 7:00AM Mar 22, 2019Observed: 3.89 ft at 7:15AM Mar 22, 2019Observed: 3.87 ft at 7:30AM Mar 22, 2019Observed: 3.88 ft at 7:45AM Mar 22, 2019Observed: 3.91 ft at 8:00AM Mar 22, 2019Observed: 3.87 ft at 8:15AM Mar 22, 2019Observed: 3.88 ft at 8:30AM Mar 22, 2019Observed: 3.9 ft at 8:45AM Mar 22, 2019Observed: 3.92 ft at 9:00AM Mar 22, 2019Observed: 3.88 ft at 9:15AM Mar 22, 2019Observed: 3.87 ft at 9:30AM Mar 22, 2019Observed: 3.92 ft at 9:45AM Mar 22, 2019Observed: 3.9 ft at 10:00AM Mar 22, 2019Observed: 3.87 ft at 10:15AM Mar 22, 2019Observed: 3.88 ft at 10:30AM Mar 22, 2019Observed: 3.87 ft at 10:45AM Mar 22, 2019Observed: 3.87 ft at 10:46AM Mar 22, 2019Observed: 3.9 ft at 11:00AM Mar 22, 2019Observed: 3.9 ft at 11:01AM Mar 22, 2019Observed: 3.91 ft at 11:15AM Mar 22, 2019Observed: 3.9 ft at 11:30AM Mar 22, 2019Observed: 3.89 ft at 11:45AM Mar 22, 2019Observed: 3.89 ft at 12:00PM Mar 22, 2019Observed: 3.86 ft at 12:15PM Mar 22, 2019Observed: 3.88 ft at 12:30PM Mar 22, 2019Observed: 3.88 ft at 12:45PM Mar 22, 2019Observed: 3.91 ft at 1:00PM Mar 22, 2019Observed: 3.91 ft at 1:15PM Mar 22, 2019Observed: 3.88 ft at 1:30PM Mar 22, 2019Observed: 3.89 ft at 1:45PM Mar 22, 2019Observed: 3.88 ft at 2:00PM Mar 22, 2019Observed: 3.86 ft at 2:15PM Mar 22, 2019Observed: 3.84 ft at 2:30PM Mar 22, 2019Observed: 3.86 ft at 2:45PM Mar 22, 2019Observed: 3.87 ft at 3:00PM Mar 22, 2019Observed: 3.9 ft at 3:15PM Mar 22, 2019Observed: 3.88 ft at 3:30PM Mar 22, 2019Observed: 3.86 ft at 3:45PM Mar 22, 2019Observed: 3.88 ft at 4:00PM Mar 22, 2019Observed: 3.9 ft at 4:15PM Mar 22, 2019Observed: 3.88 ft at 4:30PM Mar 22, 2019Observed: 3.87 ft at 4:45PM Mar 22, 2019Observed: 3.88 ft at 5:00PM Mar 22, 2019Observed: 3.88 ft at 5:15PM Mar 22, 2019Observed: 3.91 ft at 5:30PM Mar 22, 2019Observed: 3.87 ft at 5:45PM Mar 22, 2019Observed: 3.87 ft at 6:00PM Mar 22, 2019Observed: 3.89 ft at 6:15PM Mar 22, 2019Observed: 3.88 ft at 6:30PM Mar 22, 2019Observed: 3.9 ft at 6:45PM Mar 22, 2019Observed: 3.9 ft at 7:00PM Mar 22, 2019Observed: 3.92 ft at 7:15PM Mar 22, 2019Observed: 3.92 ft at 7:30PM Mar 22, 2019Observed: 3.93 ft at 7:45PM Mar 22, 2019Observed: 3.93 ft at 8:00PM Mar 22, 2019Observed: 3.91 ft at 8:15PM Mar 22, 2019Observed: 3.91 ft at 8:30PM Mar 22, 2019Observed: 3.9 ft at 8:45PM Mar 22, 2019Observed: 3.92 ft at 9:00PM Mar 22, 2019Observed: 3.9 ft at 9:15PM Mar 22, 2019Observed: 3.91 ft at 9:30PM Mar 22, 2019Observed: 3.88 ft at 9:45PM Mar 22, 2019Observed: 3.91 ft at 10:00PM Mar 22, 2019Observed: 3.9 ft at 10:15PM Mar 22, 2019Observed: 3.89 ft at 10:30PM Mar 22, 2019Observed: 3.92 ft at 10:45PM Mar 22, 2019Observed: 3.91 ft at 11:00PM Mar 22, 2019Observed: 3.9 ft at 11:15PM Mar 22, 2019Observed: 3.92 ft at 11:30PM Mar 22, 2019Observed: 3.88 ft at 11:45PM Mar 22, 2019Observed: 3.88 ft at 12:00AM Mar 23, 2019Observed: 3.93 ft at 12:15AM Mar 23, 2019Observed: 3.94 ft at 12:30AM Mar 23, 2019Observed: 3.89 ft at 12:45AM Mar 23, 2019Observed: 3.93 ft at 1:00AM Mar 23, 2019Observed: 3.88 ft at 1:15AM Mar 23, 2019Observed: 3.9 ft at 1:30AM Mar 23, 2019Observed: 3.9 ft at 1:45AM Mar 23, 2019Observed: 3.9 ft at 2:00AM Mar 23, 2019Observed: 3.89 ft at 2:15AM Mar 23, 2019Observed: 3.89 ft at 2:30AM Mar 23, 2019Observed: 3.9 ft at 2:45AM Mar 23, 2019Observed: 3.92 ft at 3:00AM Mar 23, 2019Observed: 3.9 ft at 3:15AM Mar 23, 2019Observed: 3.89 ft at 3:30AM Mar 23, 2019Observed: 3.9 ft at 3:45AM Mar 23, 2019Observed: 3.92 ft at 4:00AM Mar 23, 2019Observed: 3.89 ft at 4:15AM Mar 23, 2019Observed: 3.89 ft at 4:30AM Mar 23, 2019Observed: 3.92 ft at 4:45AM Mar 23, 2019Observed: 3.9 ft at 5:00AM Mar 23, 2019Observed: 3.88 ft at 5:15AM Mar 23, 2019Observed: 3.91 ft at 5:30AM Mar 23, 2019Observed: 3.9 ft at 5:45AM Mar 23, 2019Observed: 3.94 ft at 6:00AM Mar 23, 2019Observed: 3.9 ft at 6:15AM Mar 23, 2019Observed: 3.9 ft at 6:30AM Mar 23, 2019Observed: 3.9 ft at 6:45AM Mar 23, 2019Observed: 3.88 ft at 7:00AM Mar 23, 2019Observed: 3.91 ft at 7:15AM Mar 23, 2019Observed: 3.88 ft at 7:30AM Mar 23, 2019Observed: 3.93 ft at 7:45AM Mar 23, 2019Observed: 3.88 ft at 8:00AM Mar 23, 2019Observed: 3.9 ft at 8:15AM Mar 23, 2019Observed: 3.91 ft at 8:30AM Mar 23, 2019Observed: 3.88 ft at 8:45AM Mar 23, 2019Observed: 3.91 ft at 9:00AM Mar 23, 2019Observed: 3.88 ft at 9:15AM Mar 23, 2019Observed: 3.88 ft at 9:30AM Mar 23, 2019Observed: 3.94 ft at 9:45AM Mar 23, 2019Observed: 3.88 ft at 10:00AM Mar 23, 2019Observed: 3.91 ft at 10:15AM Mar 23, 2019Observed: 3.89 ft at 10:30AM Mar 23, 2019Observed: 3.95 ft at 10:45AM Mar 23, 2019Observed: 3.91 ft at 11:00AM Mar 23, 2019Observed: 3.91 ft at 11:15AM Mar 23, 2019Observed: 3.89 ft at 11:30AM Mar 23, 2019Observed: 3.9 ft at 11:45AM Mar 23, 2019Observed: 3.94 ft at 12:00PM Mar 23, 2019Observed: 3.92 ft at 12:15PM Mar 23, 2019Observed: 3.91 ft at 12:30PM Mar 23, 2019Observed: 3.94 ft at 12:45PM Mar 23, 2019Highest Observation: 3.99 ft at 1:00PM Mar 23, 2019Observed: 3.92 ft at 1:15PM Mar 23, 2019Observed: 3.98 ft at 1:30PM Mar 23, 2019Observed: 3.93 ft at 1:45PM Mar 23, 2019Observed: 3.97 ft at 2:00PM Mar 23, 2019Observed: 3.98 ft at 2:15PM Mar 23, 2019Observed: 3.92 ft at 2:30PM Mar 23, 2019Observed: 3.95 ft at 2:45PM Mar 23, 2019Observed: 3.92 ft at 3:00PM Mar 23, 2019Observed: 3.92 ft at 3:15PM Mar 23, 2019Observed: 3.93 ft at 3:30PM Mar 23, 2019Observed: 3.93 ft at 3:45PM Mar 23, 2019Observed: 3.89 ft at 4:00PM Mar 23, 2019Observed: 3.92 ft at 4:15PM Mar 23, 2019Observed: 3.91 ft at 4:30PM Mar 23, 2019Observed: 3.92 ft at 4:45PM Mar 23, 2019Observed: 3.92 ft at 5:00PM Mar 23, 2019Observed: 3.93 ft at 5:15PM Mar 23, 2019Observed: 3.97 ft at 5:30PM Mar 23, 2019Observed: 3.92 ft at 5:45PM Mar 23, 2019Observed: 3.97 ft at 6:00PM Mar 23, 2019Observed: 3.92 ft at 6:15PM Mar 23, 2019Observed: 3.92 ft at 6:30PM Mar 23, 2019Observed: 3.96 ft at 6:45PM Mar 23, 2019Observed: 3.9 ft at 7:00PM Mar 23, 2019Observed: 3.92 ft at 7:15PM Mar 23, 2019Observed: 3.95 ft at 7:30PM Mar 23, 2019Observed: 3.96 ft at 7:45PM Mar 23, 2019Observed: 3.95 ft at 8:00PM Mar 23, 2019Observed: 3.89 ft at 8:15PM Mar 23, 2019Observed: 3.87 ft at 8:30PM Mar 23, 2019Observed: 3.92 ft at 8:45PM Mar 23, 2019Observed: 3.93 ft at 9:00PM Mar 23, 2019Observed: 3.92 ft at 9:15PM Mar 23, 2019Observed: 3.93 ft at 9:30PM Mar 23, 2019Observed: 3.93 ft at 9:45PM Mar 23, 2019Observed: 3.95 ft at 10:00PM Mar 23, 2019Observed: 3.93 ft at 10:15PM Mar 23, 2019Observed: 3.95 ft at 10:30PM Mar 23, 2019Observed: 3.91 ft at 10:45PM Mar 23, 2019Observed: 3.91 ft at 11:00PM Mar 23, 2019Observed: 3.95 ft at 11:15PM Mar 23, 2019Observed: 3.92 ft at 11:30PM Mar 23, 2019Observed: 3.88 ft at 11:45PM Mar 23, 2019Observed: 3.94 ft at 12:00AM Mar 24, 2019Observed: 3.9 ft at 12:15AM Mar 24, 2019Observed: 3.9 ft at 12:30AM Mar 24, 2019Observed: 3.9 ft at 12:45AM Mar 24, 2019Observed: 3.88 ft at 1:00AM Mar 24, 2019Observed: 3.9 ft at 1:15AM Mar 24, 2019Observed: 3.92 ft at 1:30AM Mar 24, 2019Observed: 3.92 ft at 1:45AM Mar 24, 2019Observed: 3.93 ft at 2:00AM Mar 24, 2019Observed: 3.92 ft at 2:15AM Mar 24, 2019Observed: 3.92 ft at 2:30AM Mar 24, 2019Observed: 3.91 ft at 2:45AM Mar 24, 2019Observed: 3.92 ft at 3:00AM Mar 24, 2019Observed: 3.89 ft at 3:15AM Mar 24, 2019Observed: 3.92 ft at 3:30AM Mar 24, 2019Observed: 3.91 ft at 3:45AM Mar 24, 2019Observed: 3.91 ft at 4:00AM Mar 24, 2019Observed: 3.92 ft at 4:15AM Mar 24, 2019Observed: 3.91 ft at 4:30AM Mar 24, 2019Observed: 3.92 ft at 4:45AM Mar 24, 2019Observed: 3.92 ft at 5:00AM Mar 24, 2019Observed: 3.9 ft at 5:15AM Mar 24, 2019Observed: 3.93 ft at 5:30AM Mar 24, 2019Observed: 3.91 ft at 5:45AM Mar 24, 2019Observed: 3.91 ft at 6:00AM Mar 24, 2019Observed: 3.9 ft at 6:15AM Mar 24, 2019Observed: 3.91 ft at 6:30AM Mar 24, 2019Observed: 3.91 ft at 6:45AM Mar 24, 2019Observed: 3.9 ft at 7:00AM Mar 24, 2019Observed: 3.91 ft at 7:15AM Mar 24, 2019Observed: 3.92 ft at 7:30AM Mar 24, 2019Observed: 3.9 ft at 7:45AM Mar 24, 2019Observed: 3.9 ft at 8:00AM Mar 24, 2019Observed: 3.9 ft at 8:15AM Mar 24, 2019Observed: 3.92 ft at 8:30AM Mar 24, 2019Observed: 3.92 ft at 8:45AM Mar 24, 2019Observed: 3.95 ft at 9:00AM Mar 24, 2019Observed: 3.92 ft at 9:15AM Mar 24, 2019Observed: 3.91 ft at 9:30AM Mar 24, 2019Observed: 3.91 ft at 9:45AM Mar 24, 2019Observed: 3.91 ft at 10:00AM Mar 24, 2019Observed: 3.89 ft at 10:15AM Mar 24, 2019Observed: 3.95 ft at 10:30AM Mar 24, 2019Observed: 3.9 ft at 10:45AM Mar 24, 2019Observed: 3.92 ft at 11:00AM Mar 24, 2019Observed: 3.88 ft at 11:15AM Mar 24, 2019Observed: 3.91 ft at 11:30AM Mar 24, 2019Observed: 3.91 ft at 11:45AM Mar 24, 2019Observed: 3.93 ft at 12:00PM Mar 24, 2019Observed: 3.9 ft at 12:15PM Mar 24, 2019Observed: 3.88 ft at 12:30PM Mar 24, 2019Observed: 3.89 ft at 12:45PM Mar 24, 2019Observed: 3.92 ft at 1:00PM Mar 24, 2019Observed: 3.88 ft at 1:15PM Mar 24, 2019Observed: 3.91 ft at 1:30PM Mar 24, 2019Observed: 3.91 ft at 1:45PM Mar 24, 2019Observed: 3.89 ft at 2:00PM Mar 24, 2019Observed: 3.9 ft at 2:15PM Mar 24, 2019Observed: 3.9 ft at 2:30PM Mar 24, 2019Observed: 3.93 ft at 2:45PM Mar 24, 2019Observed: 3.93 ft at 3:00PM Mar 24, 2019Observed: 3.92 ft at 3:15PM Mar 24, 2019Observed: 3.93 ft at 3:30PM Mar 24, 2019Observed: 3.9 ft at 3:45PM Mar 24, 2019Observed: 3.91 ft at 4:00PM Mar 24, 2019Observed: 3.96 ft at 4:15PM Mar 24, 2019Observed: 3.9 ft at 4:30PM Mar 24, 2019Observed: 3.89 ft at 4:45PM Mar 24, 2019Observed: 3.9 ft at 5:00PM Mar 24, 2019Observed: 3.88 ft at 5:15PM Mar 24, 2019Observed: 3.96 ft at 5:30PM Mar 24, 2019Observed: 3.9 ft at 5:45PM Mar 24, 2019Observed: 3.92 ft at 6:00PM Mar 24, 2019Observed: 3.92 ft at 6:15PM Mar 24, 2019Observed: 3.91 ft at 6:30PM Mar 24, 2019Observed: 3.92 ft at 6:45PM Mar 24, 2019Observed: 3.9 ft at 7:00PM Mar 24, 2019Observed: 3.9 ft at 7:15PM Mar 24, 2019Observed: 3.88 ft at 7:30PM Mar 24, 2019Observed: 3.95 ft at 7:45PM Mar 24, 2019Observed: 3.91 ft at 8:00PM Mar 24, 2019Observed: 3.94 ft at 8:15PM Mar 24, 2019Observed: 3.9 ft at 8:30PM Mar 24, 2019Observed: 3.93 ft at 8:45PM Mar 24, 2019Observed: 3.91 ft at 9:00PM Mar 24, 2019Observed: 3.94 ft at 9:15PM Mar 24, 2019Observed: 3.93 ft at 9:30PM Mar 24, 2019Observed: 3.94 ft at 9:45PM Mar 24, 2019Observed: 3.94 ft at 10:00PM Mar 24, 2019Observed: 3.93 ft at 10:15PM Mar 24, 2019Observed: 3.92 ft at 10:30PM Mar 24, 2019Observed: 3.92 ft at 10:45PM Mar 24, 2019Observed: 3.9 ft at 11:00PM Mar 24, 2019Observed: 3.94 ft at 11:15PM Mar 24, 2019Observed: 3.9 ft at 11:30PM Mar 24, 2019Observed: 3.88 ft at 11:45PM Mar 24, 2019Observed: 3.9 ft at 12:00AM Mar 25, 2019Observed: 3.9 ft at 12:15AM Mar 25, 2019Observed: 3.93 ft at 12:30AM Mar 25, 2019Observed: 3.89 ft at 12:45AM Mar 25, 2019Observed: 3.9 ft at 1:00AM Mar 25, 2019Observed: 3.89 ft at 1:15AM Mar 25, 2019Observed: 3.9 ft at 1:30AM Mar 25, 2019Observed: 3.89 ft at 1:45AM Mar 25, 2019Observed: 3.93 ft at 2:00AM Mar 25, 2019Observed: 3.9 ft at 2:15AM Mar 25, 2019Observed: 3.94 ft at 2:30AM Mar 25, 2019Observed: 3.92 ft at 2:45AM Mar 25, 2019Observed: 3.94 ft at 3:00AM Mar 25, 2019Observed: 3.92 ft at 3:15AM Mar 25, 2019Observed: 3.88 ft at 3:30AM Mar 25, 2019Observed: 3.9 ft at 3:45AM Mar 25, 2019Observed: 3.89 ft at 4:00AM Mar 25, 2019Observed: 3.94 ft at 4:15AM Mar 25, 2019Observed: 3.91 ft at 4:30AM Mar 25, 2019Observed: 3.91 ft at 4:45AM Mar 25, 2019Observed: 3.95 ft at 5:00AM Mar 25, 2019Observed: 3.91 ft at 5:15AM Mar 25, 2019Observed: 3.89 ft at 5:30AM Mar 25, 2019Observed: 3.91 ft at 5:45AM Mar 25, 2019Observed: 3.93 ft at 6:00AM Mar 25, 2019Observed: 3.89 ft at 6:15AM Mar 25, 2019Observed: 3.94 ft at 6:30AM Mar 25, 2019Observed: 3.91 ft at 6:45AM Mar 25, 2019Observed: 3.9 ft at 7:00AM Mar 25, 2019Observed: 3.91 ft at 7:15AM Mar 25, 2019Observed: 3.93 ft at 7:30AM Mar 25, 2019Observed: 3.95 ft at 7:45AM Mar 25, 2019Observed: 3.94 ft at 8:00AM Mar 25, 2019Observed: 3.9 ft at 8:15AM Mar 25, 2019Observed: 3.89 ft at 8:30AM Mar 25, 2019Observed: 3.9 ft at 8:45AM Mar 25, 2019Observed: 3.91 ft at 9:00AM Mar 25, 2019Observed: 3.9 ft at 9:15AM Mar 25, 2019Observed: 3.89 ft at 9:30AM Mar 25, 2019Observed: 3.89 ft at 9:45AM Mar 25, 2019Observed: 3.89 ft at 10:00AM Mar 25, 2019Observed: 3.92 ft at 10:15AM Mar 25, 2019Observed: 3.88 ft at 10:30AM Mar 25, 2019Observed: 3.92 ft at 10:45AM Mar 25, 2019Observed: 3.93 ft at 11:00AM Mar 25, 2019Observed: 3.96 ft at 11:15AM Mar 25, 2019Observed: 3.91 ft at 11:30AM Mar 25, 2019Observed: 3.91 ft at 11:45AM Mar 25, 2019Observed: 3.92 ft at 12:00PM Mar 25, 2019Observed: 3.94 ft at 12:15PM Mar 25, 2019Observed: 3.91 ft at 12:30PM Mar 25, 2019Observed: 3.92 ft at 12:45PM Mar 25, 2019Observed: 3.89 ft at 1:00PM Mar 25, 2019Observed: 3.9 ft at 1:15PM Mar 25, 2019Observed: 3.91 ft at 1:30PM Mar 25, 2019Observed: 3.93 ft at 1:45PM Mar 25, 2019Observed: 3.94 ft at 2:00PM Mar 25, 2019Observed: 3.91 ft at 2:15PM Mar 25, 2019Observed: 3.9 ft at 2:30PM Mar 25, 2019Observed: 3.91 ft at 2:45PM Mar 25, 2019Observed: 3.89 ft at 3:00PM Mar 25, 2019Observed: 3.89 ft at 3:15PM Mar 25, 2019Observed: 3.94 ft at 3:30PM Mar 25, 2019Observed: 3.92 ft at 3:45PM Mar 25, 2019Observed: 3.9 ft at 4:00PM Mar 25, 2019Observed: 3.9 ft at 4:15PM Mar 25, 2019Observed: 3.89 ft at 4:30PM Mar 25, 2019Observed: 3.91 ft at 4:45PM Mar 25, 2019Observed: 3.92 ft at 5:00PM Mar 25, 2019Observed: 3.92 ft at 5:15PM Mar 25, 2019Observed: 3.93 ft at 5:30PM Mar 25, 2019Observed: 3.97 ft at 5:45PM Mar 25, 2019Observed: 3.87 ft at 6:00PM Mar 25, 2019Observed: 3.89 ft at 6:15PM Mar 25, 2019Observed: 3.89 ft at 6:30PM Mar 25, 2019Observed: 3.85 ft at 6:45PM Mar 25, 2019Observed: 3.88 ft at 7:00PM Mar 25, 2019Observed: 3.89 ft at 7:15PM Mar 25, 2019Observed: 3.9 ft at 7:30PM Mar 25, 2019Observed: 3.92 ft at 7:45PM Mar 25, 2019Observed: 3.9 ft at 8:00PM Mar 25, 2019Observed: 3.9 ft at 8:15PM Mar 25, 2019Observed: 3.89 ft at 8:30PM Mar 25, 2019Observed: 3.93 ft at 8:45PM Mar 25, 2019Observed: 3.89 ft at 9:00PM Mar 25, 2019Observed: 3.86 ft at 9:15PM Mar 25, 2019Observed: 3.88 ft at 9:30PM Mar 25, 2019Observed: 3.91 ft at 9:45PM Mar 25, 2019Observed: 3.86 ft at 10:00PM Mar 25, 2019Observed: 3.87 ft at 10:15PM Mar 25, 2019Observed: 3.89 ft at 10:30PM Mar 25, 2019Observed: 3.89 ft at 10:45PM Mar 25, 2019Observed: 3.88 ft at 11:00PM Mar 25, 2019Observed: 3.88 ft at 11:15PM Mar 25, 2019Observed: 3.9 ft at 11:30PM Mar 25, 2019Observed: 3.88 ft at 11:45PM Mar 25, 2019Observed: 3.91 ft at 12:00AM Mar 26, 2019Observed: 3.9 ft at 12:15AM Mar 26, 2019Observed: 3.86 ft at 12:30AM Mar 26, 2019Observed: 3.88 ft at 12:45AM Mar 26, 2019Observed: 3.87 ft at 1:00AM Mar 26, 2019Observed: 3.92 ft at 1:15AM Mar 26, 2019Observed: 3.91 ft at 1:30AM Mar 26, 2019Observed: 3.87 ft at 1:45AM Mar 26, 2019Forecast: 3.95 ft 6:00AM Mar 26, 2019Forecast: 3.96 ft 12:00PM Mar 26, 2019Forecast: 3.97 ft 6:00PM Mar 26, 2019Forecast: 3.98 ft 12:00AM Mar 27, 2019Forecast: 3.99 ft 6:00AM Mar 27, 2019Forecast: 3.99 ft 12:00PM Mar 27, 2019Forecast: 3.99 ft 6:00PM Mar 27, 2019Forecast: 4.02 ft 12:00AM Mar 28, 2019Forecast: 4.04 ft 6:00AM Mar 28, 2019Forecast: 4.04 ft 12:00PM Mar 28, 2019Highest Forecast: 4.05 ft 6:00PM Mar 28, 2019Highest Forecast: 4.05 ft 12:00AM Mar 29, 2019Highest Forecast: 4.05 ft 6:00AM Mar 29, 2019Highest Forecast: 4.05 ft 12:00PM Mar 29, 2019Forecast: 4.04 ft 6:00PM Mar 29, 2019Forecast: 4.04 ft 12:00AM Mar 30, 2019Forecast: 4.04 ft 6:00AM Mar 30, 2019Forecast: 4.03 ft 12:00PM Mar 30, 2019Forecast: 4.03 ft 6:00PM Mar 30, 2019Forecast: 4.03 ft 12:00AM Mar 31, 2019USGS--Water Resources of the United StatesANTI1(plotting HGIRG) Graph Created (2:18AM Mar 26, 2019)ObservedForecast (issued 4:43PM Mar 25)Latest observed value: 3.87 ft at 1:45 AM MDT 26-Mar-2019. Flood Stage is 7 ft
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About this graph
Tabular Data (UTC)
Tabular Data (MDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Gauge reading may be affected by ice during freezing weather from November to April.

NOTE: Forecasts for the Henrys Fork at St Anthony are issued routinely year-round.

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Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - near Rexburg
Flood Categories (in feet)
Major Flood Stage: 11
Moderate Flood Stage: 8.2
Flood Stage: 7
Action Stage: 6.5
Low Stage (in feet): -9999

Historic Crests
(1) 8.84 ft on 06/08/2011
(2) 8.62 ft on 05/16/1984
(3) 7.77 ft on 06/04/1975
(4) 7.57 ft on 05/30/1997
(5) 7.49 ft on 05/17/1996
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 6.09 ft on 04/28/2018 (P)
(2) 5.75 ft on 05/10/2017
(3) 5.20 ft on 04/24/2016
(4) 4.77 ft on 05/17/2015
(5) 5.34 ft on 05/05/2014
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 1.91 ft on 07/09/1973
(2) 2.08 ft on 07/20/2010
(3) 2.27 ft on 10/21/1965
Show More Low Water Records
Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
11 Extensive flooding and road closures.
9 or 14420 cfs... Flooding near homes across from Keefer Island in St. Anthony.
8.5 or 13055 cfs... Water will impact some county roads. Major flooding of farmland will occur. Flooding over South River Road near St. Anthony. Flood waters will flow over Keefer Island in St. Anthony.
8.19 or 12217 cfs... Flooding near Keefer Island. Flooding of out buildings and water seepage of homes along South River Road near St. Anthony. Extensive flooding of farm and pastureland near the river.
7.3 or 9853 cfs... Flooding near Del Rio Bridge.
7 or 9071 cfs... Flooding will occur on Parker-Salem Road (N. 1900 E). Pastureland between the river and US Highway 20 will have minor flooding.
Photos
(1) ANTI1_googleearth
(2) ANTI1_map
(3) ANTI1_gage
(4) ANTI1_looking_upstream
(5) ANTI1_looking_downstream
About This Location Collapse

Latitude: 43.966822° N, Longitude: 111.672619° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 7 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 4950.7 ft 4957.7 ft  

Current/Historical Observations:

Additional Information Collapse
Historical Peak Flows     (Scroll to Streamflow Statistics for more years)
USGS Historical Peak Flows Explanation
Graphical View of Historical Peak Flows and Gage Analysis 

25   Year Peak Flood 10600 CFS or 7.59 ft
50   Year Peak Flood 11600 CFS or 7.96 ft
100 Year Peak Flood 12500 CFS or 8.30 ft
200 Year Peak Flood 13300 CFS or 8.59 ft
500 Year Peak Flood 14300 CFS or 8.96 ft
Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Pocatello Weather Forecast Office
1945 Beechcraft Ave
Pocatello, ID 83204
(208) 232-9306
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Page last modified: 1-Mar-2019 12:33 AM
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